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Cheap flights from Montreal to Belfast from C$ 393

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Belfast departing on 13/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montreal to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 p.m. - 9:00 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
22h 15m2 stops Toronto Pearson Intl Glasgow Intl
Multiple Airlines Logo
8:20 p.m. - 9:00 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
29h 40m2 stops Palma de Mallorca Son Sant Joan Paris Orly
C$ 863Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
7:00 p.m. - 11:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
23h 20m2 stops Lisbon Humberto Delgado London Stansted
Multiple Airlines Logo
6:20 a.m. - 8:30 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
19h 10m2 stops London Gatwick Toronto Pearson Intl
C$ 967Multiple Airlines
Tue, 15 Sep - Sat, 26 Sep
Multiple Airlines Logo
10:05 p.m. - 9:05 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
18h 00m1 stop London Gatwick
Multiple Airlines Logo
6:20 a.m. - 8:30 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
19h 10m2 stops London Gatwick Toronto Pearson Intl
C$ 970Multiple Airlines
Tue, 15 Sep - Sat, 26 Sep
Multiple Airlines Logo
5:45 p.m. - 6:50 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
20h 05m2 stops Toronto Pearson Intl Glasgow Intl
Multiple Airlines Logo
9:10 p.m. - 2:15 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
22h 05m1 stop London Gatwick
C$ 1,005Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
7:00 p.m. - 11:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
23h 20m2 stops Lisbon Humberto Delgado London Stansted
Multiple Airlines Logo
6:20 a.m. - 7:32 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
18h 12m2 stops London Gatwick Toronto Pearson Intl
C$ 1,015Multiple Airlines
Tue, 15 Sep - Sat, 26 Sep
Multiple Airlines Logo
10:05 p.m. - 2:00 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
10h 55m1 stop London Gatwick
Multiple Airlines Logo
10:10 a.m. - 11:35 a.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
30h 25m1 stop Paris Charles de Gaulle
C$ 1,023Multiple Airlines
Tue, 15 Sep - Sat, 26 Sep
Multiple Airlines Logo
7:00 p.m. - 11:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
23h 20m2 stops Lisbon Humberto Delgado London Stansted
Multiple Airlines Logo
6:10 p.m. - 11:25 a.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
22h 15m1 stop Malaga
C$ 1,068Multiple Airlines
Tue, 15 Sep - Sat, 26 Sep
Multiple Airlines Logo
10:05 p.m. - 7:40 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-BFS Belfast Intl
28h 35m1 stop London Gatwick
Multiple Airlines Logo
9:10 p.m. - 2:15 p.m.BFS  Belfast Intl-YUL Montreal Pierre Elliott Trudeau Intl
22h 05m1 stop London Gatwick
C$ 1,071Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
British Airways Logo
10:00 p.m. - 3:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BHD Belfast City
12h 40m1 stop London Heathrow
British Airways Logo
6:30 a.m. - 8:15 p.m.BHD  Belfast City-YUL Montreal Pierre Elliott Trudeau Intl
18h 45m1 stop London Heathrow
C$ 1,289British Airways
Wed, 9 Sep - Thu, 24 Sep
British Airways Logo
10:00 p.m. - 3:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-BHD Belfast City
12h 40m1 stop London Heathrow
British Airways Logo
6:30 a.m. - 8:15 p.m.BHD  Belfast City-YUL Montreal Pierre Elliott Trudeau Intl
18h 45m1 stop London Heathrow
C$ 1,290British Airways
Wed, 9 Sep - Thu, 24 Sep

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British Airways flights from Montreal to Belfast

Our best British Airways deals on Montreal to Belfast flight tickets
British Airways
9 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 40m
1 stop
BHD3:40 p.m.Belfast City
24 Sep
BHD6:30 a.m.Belfast City
18h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,289
British Airways
9 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 40m
1 stop
BHD3:40 p.m.Belfast City
24 Sep
BHD7:30 p.m.Belfast City
29h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,290
British Airways
9 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 40m
1 stop
BHD3:40 p.m.Belfast City
24 Sep
BHD7:30 p.m.Belfast City
29h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,302

American Airlines flights from Montreal to Belfast

Our best American Airlines deals on Montreal to Belfast flight tickets
American Airlines
2 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
BHD1:35 p.m.Belfast City
12 Sep
BHD7:05 a.m.Belfast City
18h 10m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,283
American Airlines
29 Aug
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
31h 30m
1 stop
BHD10:30 a.m.Belfast City
12 Sep
BHD7:05 a.m.Belfast City
18h 10m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,297
American Airlines
3 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 30m
1 stop
BHD3:30 p.m.Belfast City
12 Sep
BHD7:05 a.m.Belfast City
18h 10m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,314

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 8 August 2026.
Use the filters below to find and compare flights from Montreal to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

5:45 p.m.-9:00 p.m.

2 stops22h 15m

Belfast Intl

Sun 20/9

8:20 p.m.-9:00 p.m.

2 stops29h 40m

C$ 863

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

7:00 p.m.-11:20 p.m.

2 stops23h 20m

Belfast Intl

Sat 26/9

6:20 a.m.-8:30 p.m.

2 stops19h 10m

C$ 967

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

10:05 p.m.-9:05 p.m.

1 stop18h 00m

Belfast Intl

Sat 26/9

6:20 a.m.-8:30 p.m.

2 stops19h 10m

C$ 970

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

5:45 p.m.-6:50 p.m.

2 stops20h 05m

Belfast Intl

Sun 20/9

9:10 p.m.-2:15 p.m.

1 stop22h 05m

C$ 1,005

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

7:00 p.m.-11:20 p.m.

2 stops23h 20m

Belfast Intl

Sat 26/9

6:20 a.m.-7:32 p.m.

2 stops18h 12m

C$ 1,015

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

10:05 p.m.-2:00 p.m.

1 stop10h 55m

Belfast Intl

Sat 26/9

10:10 a.m.-11:35 a.m.

1 stop30h 25m

C$ 1,023

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

7:00 p.m.-11:20 p.m.

2 stops23h 20m

Belfast Intl

Sat 26/9

6:10 p.m.-11:25 a.m.

1 stop22h 15m

C$ 1,068

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BFS Belfast Intl

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

10:05 p.m.-7:40 a.m.

1 stop28h 35m

Belfast Intl

Sun 20/9

9:10 p.m.-2:15 p.m.

1 stop22h 05m

C$ 1,071
Quickest round-trip

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

10:00 p.m.-3:40 p.m.

1 stop12h 40m

Belfast City

Thu 24/9

6:30 a.m.-8:15 p.m.

1 stop18h 45m

C$ 1,289

MontrealBelfast

YUL Montreal Pierre Elliott Trudeau Intl - BHD Belfast City

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

10:00 p.m.-3:40 p.m.

1 stop12h 40m

Belfast City

Thu 24/9

6:30 a.m.-8:15 p.m.

1 stop18h 45m

C$ 1,290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montreal to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Montreal to Belfast?

British Airways and Delta are the most popular carriers operating from Montreal to Belfast

Cheap Montreal to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Belfast

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Montreal to Belfast takes 10h 55m
There are no direct flights from Montreal to Belfast. There are no popular flight routes from Montreal to Belfast.
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Frequently asked questions about flying from Montreal to Belfast

  • How far is Montreal to Belfast by plane?

    There are 4735.7 km between Montreal and Belfast. 10h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Montreal to Belfast?

    Prices for flights from Montreal to Belfast are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal to Belfast?

  • How old do you have to be to fly from Montreal to Belfast?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montreal to Belfast

Compare and see reviews for airlines that fly from Montreal to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom C$ 956Free CancellationRating
6.7
8,153 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Belfast?

It is quick and easy to find Montreal to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Montreal to Belfast with flexible booking policies on momondo?

All flight searches from Montreal to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Montreal.

I’m not ready to book a flight from Montreal to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 19.6 km from Belfast
Belfast Intl Airport
Belfast City Airport